140617224507450 has 48 divisors (see below), whose sum is σ = 349072945535520. Its totient is φ = 37461127744320.

The previous prime is 140617224507433. The next prime is 140617224507479. The reversal of 140617224507450 is 54705422716041.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 140617224507450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 459831529 + ... + 460137228.

It is an arithmetic number, because the mean of its divisors is an integer number (7272353031990).

Almost surely, 2^{140617224507450} is an apocalyptic number.

140617224507450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140617224507450 is an abundant number, since it is smaller than the sum of its proper divisors (208455721028070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140617224507450 is a wasteful number, since it uses less digits than its factorization.

140617224507450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919969791 (or 919969786 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 48.

The spelling of 140617224507450 in words is "one hundred forty trillion, six hundred seventeen billion, two hundred twenty-four million, five hundred seven thousand, four hundred fifty".